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Siemens 5SJ4220-8HG42

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Siemens 5SJ4220-8HG42

Circuit breaker 10kA, 2-pole, D, 20A according to UL 489-480Y/277V

SiemensMFR # 5SJ4220-8HG42SKU # CEY-8EF3B0388F15
product brand nameSENTRON
product designationMiniature circuit breakers
design of the productMiniature circuit-breaker 5SJ4
number of poles2
design of pole2P
tripping characteristic classD
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About This Product

Circuit breaker 10kA, 2-pole, D, 20A according to UL 489-480Y/277V

Siemens 5SJ4220-8HG42

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Specifications

Model
product brand nameSENTRON
product designationMiniature circuit breakers
design of the productMiniature circuit-breaker 5SJ4
General technical data
number of poles2
design of pole2P
tripping characteristic classD
mechanical service life (operating cycles) typical10 000
installation environment regarding EMCSuitable for environment B (immunity to interference not applicable)
reference code according to DIN 40719 extended according to IEC 204-2 according to IEC 750F
overvoltage category3
degree of pollution3
Voltage
insulation voltage (Ui) at AC rated value440 V
— at 30 °C rated value20 A
— at 40 °C rated value20 A
— at 50 °C rated value19 A
— at 55 °C rated value18.5 A
— at 60 °C rated value18 A
operational current at AC rated value20 A
Supply voltage
at AC400 V
at DC rated value60 V
value range of the supply voltage frequency50/60 Hz
at AC according to UL 489 and CSA C22.2 No. 5-02 maximum277 V
at DC rated value maximum60 V
at DC 1-channel according to UL 489 and CSA C22.2 No. 5-02 maximum60 V
at DC 2-channel according to UL 489 and CSA C22.2 No. 5-02 maximum125 V
supply voltage frequency rated value50 Hz
Protection class
protection class IPIP 0 in the handle range
Breaking Capacity
according to EN 60898 rated value10 kA
according to IEC 60947-2 rated value15 kA
Dissipation
power loss [W] for rated value of the current at AC in hot operating state per pole2.4 W
Main circuit
type of voltage supply at AC according to UL 489 and CSA C22.2 No. 5-02480/277
suitability for operationInfrastructure / Industry
Product details
product feature touch protectionYes
tunnel terminals topNo
tunnel terminals bottomNo
combined terminal topYes
combined terminal bottomYes
neutral conductor switchingNo
product feature halogen-freeYes
product feature sealableYes
product feature silicon-freeYes
product extension installable supplementary devicesYes
Product function
set values setting current (Ii) for I-tripping14
reference value setting current (Ii) for I-trippingx In
product function noteTerminal tightening torque for Cu, 60/75°C; 3.5Nm/31lb.in
Short circuit
short-circuit current breaking capacity (Icn) at AC according to UL 1077 and CSA C22.2 No.23510 kA
Connections
minimum0.75 mm²
maximum25 mm²
tightening torque with screw-type terminals maximum3.5 N·m
position of power supply cordAny
Mechanical Design
height121 mm
width36 mm
depth70 mm
installation depth70 mm
number of modular width units2
fastening methodon standard mounting rail
mounting positionany
Net Weight338 g
Environmental conditions
standardIEC / EN 60947-2 / UL 489
vibration resistance50 m/s² at 25 to 150Hz and 60m/s² at 35Hz (4sec)
vibration resistance according to IEC 60068-2-6±1 mm at 5 to 25 Hz; 50 m/s² at 25 to 150 Hz
minimum-25 °C
maximum55 °C
ambient temperature during operationmax. 95% humidity
minimum-40 °C
maximum75 °C

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